Detail of driving wheel on working replica of the engine, 'Jupiter', one of two engines that met at Promentory, Utah on May 10, 1869, for the completion of the transcontinental railway. Golden Spike

0307-1003B ~ Copyright: George H. H. Huey ~ Detail of driving wheel on working replica of the engine, 'Jupiter', one of two engines that met at Promentory, Utah on May 10, 1869, for the completion of the transcontinental railway. Golden Spike National Historic Site, Utah.